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<?php
namespace PhpOffice\PhpSpreadsheet\Writer;
use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
class Csv extends BaseWriter
{
/**
* PhpSpreadsheet object.
*
* @var Spreadsheet
*/
private $spreadsheet;
/**
* Delimiter.
*
* @var string
*/
private $delimiter = ',';
/**
* Enclosure.
*
* @var string
*/
private $enclosure = '"';
/**
* Line ending.
*
* @var string
*/
private $lineEnding = PHP_EOL;
/**
* Sheet index to write.
*
* @var int
*/
private $sheetIndex = 0;
/**
* Whether to write a BOM (for UTF8).
*
* @var bool
*/
private $useBOM = false;
/**
* Whether to write a Separator line as the first line of the file
* sep=x.
*
* @var bool
*/
private $includeSeparatorLine = false;
/**
* Whether to write a fully Excel compatible CSV file.
*
* @var bool
*/
private $excelCompatibility = false;
/**
* Output encoding.
*
* @var string
*/
private $outputEncoding = '';
/**
* Create a new CSV.
*
* @param Spreadsheet $spreadsheet Spreadsheet object
*/
public function __construct(Spreadsheet $spreadsheet)
{
$this->spreadsheet = $spreadsheet;
}
/**
* Save PhpSpreadsheet to file.
*
* @param resource|string $filename
*/
public function save($filename, int $flags = 0): void
{
$this->processFlags($flags);
// Fetch sheet
$sheet = $this->spreadsheet->getSheet($this->sheetIndex);
$saveDebugLog = Calculation::getInstance($this->spreadsheet)->getDebugLog()->getWriteDebugLog();
Calculation::getInstance($this->spreadsheet)->getDebugLog()->setWriteDebugLog(false);
$saveArrayReturnType = Calculation::getArrayReturnType();
Calculation::setArrayReturnType(Calculation::RETURN_ARRAY_AS_VALUE);
// Open file
$this->openFileHandle($filename);
if ($this->excelCompatibility) {
$this->setUseBOM(true); // Enforce UTF-8 BOM Header
$this->setIncludeSeparatorLine(true); // Set separator line
$this->setEnclosure('"'); // Set enclosure to "
$this->setDelimiter(';'); // Set delimiter to a semi-colon
$this->setLineEnding("\r\n");
}
if ($this->useBOM) {
// Write the UTF-8 BOM code if required
fwrite($this->fileHandle, "\xEF\xBB\xBF");
}
if ($this->includeSeparatorLine) {
// Write the separator line if required
fwrite($this->fileHandle, 'sep=' . $this->getDelimiter() . $this->lineEnding);
}
// Identify the range that we need to extract from the worksheet
$maxCol = $sheet->getHighestDataColumn();
$maxRow = $sheet->getHighestDataRow();
// Write rows to file
for ($row = 1; $row <= $maxRow; ++$row) {
// Convert the row to an array...
$cellsArray = $sheet->rangeToArray('A' . $row . ':' . $maxCol . $row, '', $this->preCalculateFormulas);
// ... and write to the file
$this->writeLine($this->fileHandle, $cellsArray[0]);
}
$this->maybeCloseFileHandle();
Calculation::setArrayReturnType($saveArrayReturnType);
Calculation::getInstance($this->spreadsheet)->getDebugLog()->setWriteDebugLog($saveDebugLog);
}
/**
* Get delimiter.
*
* @return string
*/
public function getDelimiter()
{
return $this->delimiter;
}
/**
* Set delimiter.
*
* @param string $delimiter Delimiter, defaults to ','
*
* @return $this
*/
public function setDelimiter($delimiter)
{
$this->delimiter = $delimiter;
return $this;
}
/**
* Get enclosure.
*
* @return string
*/
public function getEnclosure()
{
return $this->enclosure;
}
/**
* Set enclosure.
*
* @param string $enclosure Enclosure, defaults to "
*
* @return $this
*/
public function setEnclosure($enclosure = '"')
{
$this->enclosure = $enclosure;
return $this;
}
/**
* Get line ending.
*
* @return string
*/
public function getLineEnding()
{
return $this->lineEnding;
}
/**
* Set line ending.
*
* @param string $lineEnding Line ending, defaults to OS line ending (PHP_EOL)
*
* @return $this
*/
public function setLineEnding($lineEnding)
{
$this->lineEnding = $lineEnding;
return $this;
}
/**
* Get whether BOM should be used.
*
* @return bool
*/
public function getUseBOM()
{
return $this->useBOM;
}
/**
* Set whether BOM should be used.
*
* @param bool $useBOM Use UTF-8 byte-order mark? Defaults to false
*
* @return $this
*/
public function setUseBOM($useBOM)
{
$this->useBOM = $useBOM;
return $this;
}
/**
* Get whether a separator line should be included.
*
* @return bool
*/
public function getIncludeSeparatorLine()
{
return $this->includeSeparatorLine;
}
/**
* Set whether a separator line should be included as the first line of the file.
*
* @param bool $includeSeparatorLine Use separator line? Defaults to false
*
* @return $this
*/
public function setIncludeSeparatorLine($includeSeparatorLine)
{
$this->includeSeparatorLine = $includeSeparatorLine;
return $this;
}
/**
* Get whether the file should be saved with full Excel Compatibility.
*
* @return bool
*/
public function getExcelCompatibility()
{
return $this->excelCompatibility;
}
/**
* Set whether the file should be saved with full Excel Compatibility.
*
* @param bool $excelCompatibility Set the file to be written as a fully Excel compatible csv file
* Note that this overrides other settings such as useBOM, enclosure and delimiter
*
* @return $this
*/
public function setExcelCompatibility($excelCompatibility)
{
$this->excelCompatibility = $excelCompatibility;
return $this;
}
/**
* Get sheet index.
*
* @return int
*/
public function getSheetIndex()
{
return $this->sheetIndex;
}
/**
* Set sheet index.
*
* @param int $sheetIndex Sheet index
*
* @return $this
*/
public function setSheetIndex($sheetIndex)
{
$this->sheetIndex = $sheetIndex;
return $this;
}
/**
* Get output encoding.
*
* @return string
*/
public function getOutputEncoding()
{
return $this->outputEncoding;
}
/**
* Set output encoding.
*
* @param string $outputEnconding Output encoding
*
* @return $this
*/
public function setOutputEncoding($outputEnconding)
{
$this->outputEncoding = $outputEnconding;
return $this;
}
/** @var bool */
private $enclosureRequired = true;
public function setEnclosureRequired(bool $value): self
{
$this->enclosureRequired = $value;
return $this;
}
public function getEnclosureRequired(): bool
{
return $this->enclosureRequired;
}
/**
* Convert boolean to TRUE/FALSE; otherwise return element cast to string.
*
* @param mixed $element
*/
private static function elementToString($element): string
{
if (is_bool($element)) {
return $element ? 'TRUE' : 'FALSE';
}
return (string) $element;
}
/**
* Write line to CSV file.
*
* @param resource $fileHandle PHP filehandle
* @param array $values Array containing values in a row
*/
private function writeLine($fileHandle, array $values): void
{
// No leading delimiter
$delimiter = '';
// Build the line
$line = '';
foreach ($values as $element) {
$element = self::elementToString($element);
// Add delimiter
$line .= $delimiter;
$delimiter = $this->delimiter;
// Escape enclosures
$enclosure = $this->enclosure;
if ($enclosure) {
// If enclosure is not required, use enclosure only if
// element contains newline, delimiter, or enclosure.
if (!$this->enclosureRequired && strpbrk($element, "$delimiter$enclosure\n") === false) {
$enclosure = '';
} else {
$element = str_replace($enclosure, $enclosure . $enclosure, $element);
}
}
// Add enclosed string
$line .= $enclosure . $element . $enclosure;
}
// Add line ending
$line .= $this->lineEnding;
// Write to file
if ($this->outputEncoding != '') {
$line = mb_convert_encoding($line, $this->outputEncoding);
}
fwrite($fileHandle, $line);
}
}
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